(19)

(11)

EP 3 377 541 A1

(12)

(43) Date of publication: 26.09.2018 Bulletin 2018/39 (21) Application number: 16805241.3 (22) Date of filing: 14.11.2016

(51) International Patent Classification (IPC):  C08F 210/14(2006.01) C08F 4/651(2006.01) C08F 4/642(2006.01) (86) International application number: PCT/US2016/061817 (87) International publication number: WO 2017/087316 (26.05.2017 Gazette 2017/21)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 19.11.2015 US 201562257357 P (71) Applicants: Saudi Arabian Oil Company Dhahran 31311 (SA) King Fahd University of Petroleum and Minerals Dhahran 31261 (SA)	(72) Inventors: ATIQULLAH, Muhammad Dhahran 31261 (SA) AL-SARKHI, Abdelsalam Dhahran 31261 (SA) AL-THENAYAN, Faisal Mohammed Dhahran 31311 (SA) AL-MALKI, Abdullah Raddad Dhahran 31311 (SA) XU, Wei Dhahran 31311 (SA) HOSSAEN, Anwar Dhahran 31261 (SA) (74) Representative: D Young & Co LLP  120 Holborn London EC1N 2DY London EC1N 2DY (GB)